1387029231

素因数分解:

$3^3\times 7^3\times {\mathrm{149771}}^1$

素因数の和:149801

約数の個数: 32

約数和(自身を含む): 2396352000

約数和(自身を除く): 1009322769

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 9261, 149771, 449313, 1048397, 1347939, 3145191, 4043817, 7338779, 9435573, 22016337, 28306719, 51371453, 66049011, 154114359, 198147033, 462343077, 1387029231]

約数ペア:

[(1, 1387029231), (3, 462343077), (7, 198147033), (9, 154114359), (21, 66049011), (27, 51371453), (49, 28306719), (63, 22016337), (147, 9435573), (189, 7338779), (343, 4043817), (441, 3145191), (1029, 1347939), (1323, 1048397), (3087, 449313), (9261, 149771)]